/*
 * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
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 *
 *
 *
 *
 *
 *
 */

package com.sun.corba.se.impl.orbutil.graph;

/**
 * Data about a node in a graph.
 */
public class NodeData {
    private boolean visited;
    private boolean root;

    public NodeData() {
        clear();
    }

    public void clear() {
        this.visited = false;
        this.root = true;
    }

    /**
     * Return whether this node has been visited in a traversal.
     * Note that we only support a single traversal at a time.
     */
    boolean isVisited() {
        return visited;
    }

    void visited() {
        visited = true;
    }

    /**
     * Return whether this node is a root.
     */
    boolean isRoot() {
        return root;
    }

    void notRoot() {
        root = false;
    }
}
